Javascript初心者

問題文
ふりがな非表示
ふりがな表示
(i=1; i=1; i=1; i=1; i=1;)
i=1; i=1; i=1; i=1; i=1;
(i<=1; i<=1; i<=1; i<=1; i<=1;)
i<=1; i<=1; i<=1; i<=1; i<=1;
(i<=2; i<=2; i<=2; i<=2; i<=2;)
i<=2; i<=2; i<=2; i<=2; i<=2;
(i<=3; i<=3; i<=3; i<=3; i<=3;)
i<=3; i<=3; i<=3; i<=3; i<=3;
(i++; i++; i++; i++; i++;)
i++; i++; i++; i++; i++;
(<= <= <= <= <=)
<= <= <= <= <=
(>= >= >= >= >=)
>= >= >= >= >=